rhopoint components ltd fax: +44 (0) 1883 712938 phone: +44 (0) 1883 717988 web: www.rhopointcomponents.com e-mail: sales@rhopointcomponents.com RI-46 series RI-46 s RI-46 s RI-46 s RI-46 s RI-46 s eries eries eries eries eries micro dry-reed switch hermetically sealed in a gas-filled glass envelope. single-pole, single-throw (spst) type, having normally open contacts, and containing two magnetically actuated reeds. the switch is of the double-ended type and may be actuated by an electromagnet, a permanent magnet or a combination of both. the device is intended for use in relays, sensors, pulse counters or similar devices. RI-46 s RI-46 s RI-46 s RI-46 s RI-46 s eries eries eries eries eries f f f f f ea ea ea ea ea tures tures tures tures tures u can switch main voltage u can handle up to 40 w load u contact layers: gold, sputtered ruthenium u superior glass-to-metal seal and blade alignment u excellent life expectancy and reliability g g g g g eneral eneral eneral eneral eneral d d d d d a a a a a t t t t t a a a a a for for for for for all all all all all models models models models models RI-46 RI-46 RI-46 RI-46 RI-46 at-customization / preformed leads besides the standard models, customized products can also be supplied offering the following options: ! operate and release ranges to customer specification ! cropped and/or preformed leads c c c c c oils oils oils oils oils all characteristics are measured using the philips standard coil. for definitions of the philips standard coil and the standard mil coil, refer to application notes in the reed switch technical & application information section of this catalog. rela rela rela rela rela tionship betw tionship betw tionship betw tionship betw tionship betw een philips standar een philips standar een philips standar een philips standar een philips standar d coil and d coil and d coil and d coil and d coil and stan- stan- stan- stan- stan- dar dar dar dar dar d mil coil d mil coil d mil coil d mil coil d mil coil operate value of standard mil coil = 0.79 x operate value of philips standard coil + 2.26 at. release value of standard mil coil = 0.83 x release value of philips standard coil + 1.31 at. l l l l l ife ife ife ife ife expect expect expect expect expect ancy ancy ancy ancy ancy and and and and and reliability reliability reliability reliability reliability the life expectancy data given below are valid for a coil energized at 1.5 times the published maximum operate value for each type in the RI-46 series. no-load conditions (oper no-load conditions (oper no-load conditions (oper no-load conditions (oper no-load conditions (oper a a a a a ting fr ting fr ting fr ting fr ting fr equenc equenc equenc equenc equenc y: y: y: y: y: 100 hz) 100 hz) 100 hz) 100 hz) 100 hz) life expectancy: min. 10 8 operations with a failure rate of less than 10 -9 with a confidence level of 90%. end of life criteria: contact resistance > 1 w after 2 ms release time > 2 ms (latching or contact sticking). loaded conditions (r loaded conditions (r loaded conditions (r loaded conditions (r loaded conditions (r esisti esisti esisti esisti esisti v v v v v e load: e load: e load: e load: e load: 20 20 20 20 20 v v v v v ; 500 ma; ; 500 ma; ; 500 ma; ; 500 ma; ; 500 ma; oper oper oper oper oper a a a a a ting fr ting fr ting fr ting fr ting fr equenc equenc equenc equenc equenc y: y: y: y: y: 125 hz) 125 hz) 125 hz) 125 hz) 125 hz) RI-46aa RI-46aa RI-46aa RI-46aa RI-46aa life expectancy: min. 10 7 operations with a failure rate of less than 10 -8 with a confidence level of 90%. end of life criteria: contact resistance > 2 w after 2.5 ms release time > 2.5 ms (latching or contact sticking). RI-46a; RI-46b; RI-46c RI-46a; RI-46b; RI-46c RI-46a; RI-46b; RI-46c RI-46a; RI-46b; RI-46c RI-46a; RI-46b; RI-46c life expectancy: min. 2.5 x 10 7 operations with a failure rate of less than 10 -8 with a confidence level of 90%. end of life criteria: contact resistance > 2 w after 2.5 ms release time > 2.5 ms (latching or contact sticking). dimensions in inches (mm)
rhopoint components ltd fax: +44 (0) 1883 712938 phone: +44 (0) 1883 717988 web: www.rhopointcomponents.com e-mail: sales@rhopointcomponents.com RI-46 series switching different loads involves different life expectancy and reliability data. further information is available on request. m m m m m echanical echanical echanical echanical echanical d d d d d a a a a a t t t t t a a a a a contact arrangement is normally open; lead finish is tinned; net mass is approximately 0.28 g; and can be mounted in any position. s s s s s hock hock hock hock hock the switches are tested in accordance with ?iec 68-2-27? , test ea (peak acceleration 500 g, half sinewave; duration 11 ms). such a shock will not cause an open switch (no magnetic field present) to close, nor a switch kept closed by an 80 at coil to open. v v v v v ibra ibra ibra ibra ibra tion tion tion tion tion the switches are tested in accordance with ?iec 68-2-6? , test fc (acceleration 10 g; below cross-over frequency 57 to 62 hz; amplitude 0.75 mm; frequency range 10 to 2000 hz, duration 90 minutes). such a vibration will not cause an open switch (no magnetic field present) to close, nor a switch kept closed by an 80 at coil to open. m m m m m echanical echanical echanical echanical echanical s s s s s trength trength trength trength trength the robustness of the terminations is tested in accordance with ?iec 68-2-21? , test ua 1 (load 40 n). o o o o o pera pera pera pera pera ting ting ting ting ting and and and and and s s s s s t t t t t ora ora ora ora ora ge ge ge ge ge t t t t t empera empera empera empera empera ture ture ture ture ture operating ambient temperature; min: -55 c; max: +125 c. storage temperature; min: -55 c; max: +125 c. note: note: note: note: note: t emperature excursions up to 150 c may be permis- sible. for more information contact your nearest coto technology sales office. s s s s s oldering oldering oldering oldering oldering the switch can withstand soldering heat in accordance with ?iec 68-2-20? , test tb, method 1b: solder bath at 350 10 c for 3.5 0.5 s. solderability is tested in accordance with ?iec 68-2-20? , test ta, method 3: solder globule temperature 235 c; ageing 1b: 4 hours steam. w w w w w elding elding elding elding elding the leads can be welded. m m m m m ounting ounting ounting ounting ounting the leads should not be bent closer than 1 mm to the glass- to-metal seals. stress on the seals should be avoided. care must be taken to prevent stray magnetic fields from influ- encing the operating and measuring conditions. note 1: switching higher currents is possible depending on signature of the load. model number RI-46aa RI-46a RI-46b RI-46c parameters test conditions units operating characteristics operate range at 10.5-19 15-28 24-51 46-70 release range at 4-12 5-16 8-20.5 12-22.5 operate time - including bounce (typ.) (energization) ms 0.35 (24 at) 0.35 (35 at) 0.35 (64 at) 0.35 (87.5 at) bounce time (typ.) (energization) ms 0.15 (24 at) 0.15 (35 at) 0.15 (64 at) 0.15 (87.5 at) release time (max) (energization) m s 30 (24 at) 30 (35 at) 30 (64 at) 30 (87.5 at) resonant frequency (typ.) hz 3200 3200 3200 3200 electrical characteristics switched power (max) w 30 30 40 40 switched voltage dc (max) v 200 200 200 200 switched voltage ac, rms value (max) v 250 250 250 250 switched current dc (max) note 1 ma 750 1000 1000 1000 switched current ac, rms value (max) note 1 ma 750 1000 1000 1000 carry current dc; ac, rms value (max) a 2 2.5 3 3 breakdown voltage (min) v 300 400 580 780 contact resistance (initial max) (energization) m w 90 (27 at) 90 (27 at) 90 (36at) 90 (36 at) contact resistance (initial typ.) (energization) m w 60 (27 at) 60 (27 at) 60 (36 at) 60 (36 at) contact capacitance (max) without test coil pf 0.2 0.2 0.2 0.2 insulation resistance (min) rh 45% m w 10 6 10 6 10 6 10 6
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